Pith Number

pith:KRZWIN7Z

pith:2013:KRZWIN7ZSLNWZ53SWDH3666K5D

not attested not anchored not stored refs pending

Systems of the Kowalevski type and discriminantly separable polynomials

Katarina Kukic, Vladimir Dragovic

arxiv:1304.2568 v1 · 2013-04-09 · math.DS

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KRZWIN7ZSLNWZ53SWDH3666K5D}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T02:12:11.849411Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

54736437f992db6cf772b0cfbf7bcae8f00aefbf140dda6ba4bef27dddecf5b3

Aliases

arxiv: 1304.2568 · arxiv_version: 1304.2568v1 · doi: 10.48550/arxiv.1304.2568 · pith_short_12: KRZWIN7ZSLNW · pith_short_16: KRZWIN7ZSLNWZ53S · pith_short_8: KRZWIN7Z

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/KRZWIN7ZSLNWZ53SWDH3666K5D \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 54736437f992db6cf772b0cfbf7bcae8f00aefbf140dda6ba4bef27dddecf5b3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e379efd9ddd07d3d4989847552fd5cfbe62828f475b89f9ff0e1c7b82f030192",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2013-04-09T13:05:12Z",
    "title_canon_sha256": "0f2d7754ad82ee02362db9d603cd3c69671740d09a6de65dc08d4dc4903132d7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.2568",
    "kind": "arxiv",
    "version": 1
  }
}